84634330 has 32 divisors (see below), whose sum is σ = 175970880. Its totient is φ = 28965120.

The previous prime is 84634307. The next prime is 84634331. The reversal of 84634330 is 3343648.

It is a junction number, because it is equal to n+sod(n) for n = 84634292 and 84634301.

It is not an unprimeable number, because it can be changed into a prime (84634331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20760 + ... + 24499.

It is an arithmetic number, because the mean of its divisors is an integer number (5499090).

Almost surely, 2^84634330 is an apocalyptic number.

84634330 is an abundant number, since it is smaller than the sum of its proper divisors (91336550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84634330 is a wasteful number, since it uses less digits than its factorization.

84634330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45294.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 84634330 is about 9199.6918426652. The cubic root of 84634330 is about 439.0515555290.

Adding to 84634330 its reverse (3343648), we get a palindrome (87977978).

The spelling of 84634330 in words is "eighty-four million, six hundred thirty-four thousand, three hundred thirty".